Bug 2418671 (CVE-2025-13086)

Summary: CVE-2025-13086 OpenVPN: OpenVPN: Improper validation of source IP addresses leads to denial of service
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
Status: NEW --- QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in OpenVPN. This vulnerability allows a denial of service (DoS) for the originating client via improper validation of source Internet Protocol (IP) addresses, allowing an attacker to open a session from a different IP address which did not initiate the connection.
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Bug Depends On: 2422981, 2422982, 2422983, 2422984, 2422985    
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Description OSIDB Bzimport 2025-12-03 20:01:18 UTC
Improper validation of source IP addresses in OpenVPN version 2.6.0 through 2.7_rc1 allows an attacker to open a session from a different IP address which did not initiate the connection resulting in a denial of service for the originating client